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295213 (2008 FF129)
Classification: Main-belt Asteroid          SPK-ID: 2295213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173232753078694 5.3591e-08  
a 2.744906144685205 2.875e-08 au
q 2.42286476537804 1.6056e-07 au
i 5.884524511596407 5.1681e-06 deg
node 121.9299079643827 8.107e-05 deg
peri 350.1250615683633 9.0197e-05 deg
M 335.2708095541865 4.1108e-05 deg
tp 2459114.603002982072
(2020-Sep-22.10300298)
0.00019063 TDB
period 1661.076660133859
4.55
2.6097e-05
7.145e-08
d
yr
n .2167269028817665 3.4049e-09 deg/d
Q 3.066947523992369 3.2123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      7968 days (21.82 yr)  
   first obs. used      1998-02-03  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53014  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:30:31  

Additional Information
 Earth MOID = 1.43966 au 
 Jupiter MOID = 2.02633 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457678.5 (2016-Oct-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1160011888240843 5.3414e-08  
q 2.427611316362214 1.5955e-07 au
tp 2457456.237993602527
(2016-Mar-08.73799360)
0.00018076 TDB
node 122.012770674766 8.1072e-05 deg
peri 350.6796712165551 9.0407e-05 deg
i 5.88342448069669 5.1669e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      7968 days (21.82 yr)  
   first obs. used      1998-02-03  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53014  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:30:31  

Additional Information
 Jupiter MOID = 2.02633 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.853089268351706E-15 -8.437669724411674E-15 -2.840298818687041E-12 -1.759133332178943E-14 -5.582896971752109E-13 -2.923581101211265E-15
q -8.437669724411674E-15 2.545487786713345E-14 9.616855840865552E-12 5.184483725761798E-14 1.936995779837243E-12 1.01834114130234E-14
tp -2.840298818687041E-12 9.616855840865552E-12 3.267379346254852E-8 4.082797393507495E-11 7.337303849680465E-9 1.664610622769359E-11
node -1.759133332178943E-14 5.184483725761798E-14 4.082797393507495E-11 6.572667307344395E-9 -6.529269606858537E-9 -1.118033572642411E-12
peri -5.582896971752109E-13 1.936995779837243E-12 7.337303849680465E-9 -6.529269606858537E-9 8.173348426492765E-9 4.847508678524176E-12
i -2.923581101211265E-15 1.01834114130234E-14 1.664610622769359E-11 -1.118033572642411E-12 4.847508678524176E-12 2.669695583413483E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO455182  

295213 (2008 FF129)          Discovered 2008-Mar-29 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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